1441
thiamine
Compare 'Is there anyone outside?' 'Yes, there's
someone waiting' and 'Who's that man outside?' 'It's
Harry.' (=we already know that someone is outside). 3 Do
not confuse there (usually /ðər/) in these sentences with
there (/ðeər/) the adverb of place. Compare the
pronunciation of there in There's (=I am mentioning for
the first time) a man waiting to see you and Look! There's
(=in that place) that man I was telling you about! In
American English, both of these usages are usually
pronounced in the same way.
there³ /ðeə/ interj (used for expressing victory, satisfaction,
encouragement, sympathy etc): There! Do you feel better
now? | There, there. Stop crying. | There. I was right | It only
lasted a week, but there! What can you expect for £5?
there-a-bouts /ˌðeərəˈbaʊts/ also there-a-bout /-ˈbaʊt/
AmE — adv near that place, time, number etc: I'll see you at 9
o'clock or thereabouts.
there-af-ter /ðeərˈɑːftə || -ˈæf-/ adv fml after that in time or
order; afterwards: Thereafter we had no further communica-
tion with them. → compare HEREAFTER
there-by /ðeəˈbaɪ, ðeəbaɪ || -ər-/ adv fml or law by that means;
by doing or saying that: He became a British citizen, thereby
gaining the right to vote. → compare HEREBY
there-fore /ˈðeəfɔː || ˈðer-/ adv rather fml 1 as a result; for
that reason; so: The item you requested is no longer available
and therefore we are/and we are therefore returning your
cheque. | These birds are very rare and therefore protected by
law. 2 (used in reasoning) as this proves; it follows that: I
think, therefore I exist.
there-in /ðeərˈɪn/ adv 1 fml or law in that (place or piece of
writing): ... and everything therein contained → compare
HEREIN 2 fml in that particular matter: She would never agree
to marry him and therein lay the cause of his unhappiness.
there-in-af-ter /ˌðeərɪnˈɑːftə || -ˈæf-/ adv law later in the
same official paper, statement etc
there-of /ðeərˈɒv || -ˈɑːv/ adv fml or law of or belonging to that
or it: All citizens of the United States are ruled by the laws
thereof. → compare HEREOF
there-on /ðeərˈɒn || -ˈɑːn/ adv fml 1 on that or it: I read
the report and wrote some remarks thereon. 2 THEREUPON
there-to /ðeəˈtuː || ðer-/ adv fml or law to that (agreement or
piece of writing): any conditions attaching thereto
there-un-der /ˌðeərˈʌndə/ adv fml or law 1 under that, it, or
them: the land, with any minerals found thereunder 2 below,
following, or in accordance with (something written): the
items listed thereunder
there-up-on /ˌðeərəˈpɒn, ˈðeərəpɒn || -pɑːn, -pɑːn/ adv
fml 1 as a result of that; about that matter: if all are agreed
thereupon 2 without delay after that; then: Thereupon she
asked me to marry her. → compare HEREUPON
therm /θɜːm || θɜːrm/ n (a measurement of heat equal to)
100,000 British Thermal Units, used in Britain for measuring
the amount of gas used by each user
therm- → see WORD FORMATION TABLE
ther-mal¹ /ˈθɜːməl || ˈθɜːr-/ adj 1 [A] of, using, producing, or
caused by heat: thermal insulation designed to prevent the
loss of body heat 2 naturally warm or hot: thermal springs
thermal² n a rising current of warm air, especially as used by
GLIDER pilots to gain height
ther-mi-on-ics /ˌθɜːmiˈɒnɪks || ˌθɜːrmiˈɑː-/ n [U] tech the
branch of science that deals with the outward flow of ELEC-
TRONS from heated metal —ic adj
thermionic 'valve BrE || thermionic 'tube AmE— n tech a
system of ELECTRODES arranged in an airless glass or metal
container, especially used to control the flow of current in
radios and televisions
ther-mo-dy-nam-ics /ˌθɜːməʊdaɪˈnæmɪks || ˌθɜːr-/ n [U]
the branch of science that deals with the relationship
between heat and the power that works and drives
machines, and the making of one into the other
ther-mom-e-ter /θəˈmɒmɪtə || θərˈmɑː-/ n an instrument
for measuring and showing temperature, especially a thin
glass tube containing a special liquid, usually MERCURY, that
rises and falls as the temperature rises and falls; usually used
under the tongue or ARMPIT or in the RECTUM → see also
CLINICAL THERMOMETER; see INSTRUMENT (USAGE)
ther-mo-nu-cle-ar /ˌθɜːməˈnjuːkliə || ˌθɜːrməˈnuː-/ adj
of, using, or caused by the very high temperatures that
result when the central parts of atoms are joined together: a
thermonuclear device (=bomb) | thermonuclear war (=using
such bombs)
ther-mo-plas-tic /ˌθɜːməʊˈplæstɪk || ˌθɜːrmə-/ n [C;U] tech
a plastic that is soft and bendable when heated
—thermoplastic adj
Ther-mos /ˈθɜːməs || ˈθɜːr-/ also 'Thermos flask trademark a
type of FLASK for carrying drinks, which keeps them hot if
they are hot, or keeps them cold if they are cold: We brought
a couple of Thermos flasks of coffee and some sandwiches to
the game. → see picture at FLASK
ther-mo-set-ting /ˈθɜːməʊˌsetɪŋ || ˈθɜːr-/ adj tech (of plastic)
that becomes hard and unbendable after having been once
heated and shaped
ther-mo-stat /ˈθɜːməstæt || ˈθɜːr-/ n an apparatus that can
be set to keep a room, machine etc, at an even temperature
by disconnecting and reconnecting a supply of heat when
necessary → see picture at ENGINE
The-roux, Louis /θəˈruː/ (1970-) a British television pre-
senter who makes DOCUMENTARY programmes in which he
asks famous people about their lives while they are doing
the normal things they do every day. He is the son of the
writer Paul Theroux.
Theroux, Paul (1941-) an American TRAVEL WRITER and
NOVELIST whose books include Waldo, Doctor Slaughter, and
The Mosquito Coast
THES, The /ˌtiː eɪtʃ ˈiːs/ abbrev for TIMES HIGHER EDUCA-
TION SUPPLEMENT
the-sau-rus /θɪˈsɔːrəs/ n a book of words that are put in
groups together according to connections between their
meanings rather than in an alphabetical list → compare
DICTIONARY
these /ðiːz/ plural of THIS → see ONE (USAGE)
The-se-us /ˈθiːsiəs/ in ancient Greek stories, a HERO from
Athens who killed the MINOTAUR and married the queen of
the AMAZONS
the-sis /ˈθisɪs/ n pl -ses /-siːz/ 1 a long piece of writing on a
particular subject, based on original work and written for a
higher (POSTGRADUATE) university degree, especially the
degree of PHD: a doctoral thesis | I'm writing my thesis on
Shakespeare's use of metaphor. → compare DISSERTA-
TION 2 fml an opinion or statement put forward and sup-
ported by reasoned argument: Their main thesis is that
inflation is caused by increases in the money supply.
thes-pi-an /ˈθespiən/ adj, n pomp or humor (often cap.) (of) an
actor, especially in the theatre: the thespian art
they /ðeɪ/ pron (used as the subject of a sentence) 1 those people,
animals, or things: My brother and sister are here. They visit
every week. | Take these books; they might be useful. 2 people
in general: They say prices are going to increase again. (=that
is the general opinion) | (infml) John's as clever as they come.
(=very clever) 3 the government, local council, or other
unknown people who control one's life: I see they're putting
up taxes again/digging up the road again. 4 (used in order
to avoid saying he or she after a singular noun or pronoun
when one wants to include people of either sex): If anyone
has any information on this subject, will they please let me
know afterwards. → see EVERYONE (USAGE), HE (USAGE)
they'd /ðeɪd/ short for (in compound tenses) 1 they had: If only
they'd been there. 2 they would: They'd never believe you.
they'll /ðeɪl/ short for they will: They'll arrive tomorrow.
they're /ðɜː/ strong ðeər , ðeɪər / short for they are: They're the
best you can buy.
they've /ðeɪv/ short for (especially in compound tenses) they have:
They've lost again. | (especially BrE) They've a new house.
THG /ˌtiː eɪtʃ ˈdʒiː/ a STEROID drug used by some athletes to
try and improve their performance, even though it is not
allowed by the rules of the sport. The full name of the drug
is tetrahydrogestrinone.
thi-a-mine /ˈθaɪəmɪn/ also vitamin B, aneurin n [U] a
natural chemical substance found in some foods which is