There are two meanings listed in OED's entry for the noun zootrophy, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.
zootrophy has developed meanings and uses in subjects including
Biology. The condition of requiring material derived from living organisms, esp. animals, for nutrition; = heterotrophyn. 1c. Formerly also: the condition (in microorganisms) of growing in animal cells (now rare or disused).
1930
Among insects the theory of Anopheline zootrophy and the cases of Rhagoletis pomonella have already been mentioned.
Biol. Rev. & Biol. Proc. Cambridge Philos. Societyvol. 5 206
1946
1. Schizomycetotrophy Growth only in bacterial cells. 2. Phytotrophy Growth only in plant cells. 3. Zootrophy Growth only in animal cells.
Cold Spring Harbor Symposia on Quantitative Biologyvol. 11 App. 302/2
1967
Zootrophy seems to have developed at least twice among euglenoid flagellates.
Annual Review Microbiologyvol. 21 32
1974
Saprotrophy must rank with photoautotrophy and zootrophy as one of the three broad ways of life.
Mycologiavol. 66 12
1999
Each [trophic] level is characterized by associated and more or less exclusive processes which make up the regime:..(III) zootrophy (phytophagy or herbivory); (IV) zootrophy (carnivory or predation).
Canadian Encyclopedia (Year 2000 edition) 725/2
2008
The next step, zootrophy, represents variations of the theme ‘bowel with gonads’.
G. A. Zavarzin in N. Dobretsov et al., Biosphere Origin & Evolution 27
Some consonants can take the function of the vowel in unstressed syllables. Where necessary, a syllabic marker diacritic is used, hence /ˈpɛtl/ but /ˈpɛtl̩i/.
Vowels
iːfleece
ihappy
ɪkit
ɛdress
atrap, bath
ɑːstart, palm, bath
ɒlot
ɔːthought, force
ʌstrut
ʊfoot
uːgoose
əletter
əːnurse
ɪənear
ɛːsquare
ʊəcure
eɪface
ʌɪpride
aʊmouth
əʊgoat
ɔɪvoice
ãgratin
ɒ̃salon
ᵻ(/ɪ/-/ə/)
ᵿ(/ʊ/-/ə/)
Other symbols
The symbol ˈ at the beginning of a syllable indicates that that syllable is pronounced with primary stress.
The symbol ˌ at the beginning of a syllable indicates that that syllable is pronounced with secondary stress.
Round brackets ( ) in a transcription indicate that the symbol within the brackets is optional.
Some consonants can take the function of the vowel in unstressed syllables. Where necessary, a syllabic marker diacritic is used, hence /ˈpɛd(ə)l/ but /ˈpɛdl̩i/.
Vowels
ifleece, happy
ɪkit
ɛdress
ætrap, bath
ɑlot, palm, cloth, thought
ɑrstart
ɔcloth, thought
ɔrnorth, force
ʊfoot
ugoose
əstrut, comma
ərnurse, letter
ɪ(ə)rnear
ɛ(ə)rsquare
ʊ(ə)rcure
eɪface
aɪpride
aʊmouth
oʊgoat
ɔɪvoice
ɑ̃gratin
æ̃salon
ᵻ(/ɪ/-/ə/)
ᵿ(/ʊ/-/ə/)
Other symbols
The symbol ˈ at the beginning of a syllable indicates that that syllable is pronounced with primary stress.
The symbol ˌ at the beginning of a syllable indicates that that syllable is pronounced with secondary stress.
Round brackets ( ) in a transcription indicate that the symbol within the brackets is optional.
Simple text respell breaks words into syllables, separated by a hyphen. The syllable which carries the primary stress is written in capital letters. This key covers both British and U.S. English Simple Text Respell.
Consonants
b, d, f, h, k, l, m, n, p, r, s, t, v, w and z have their standard English values
gguy
jjay
yyore
chchore
khloch
shshore
ththaw
dhthee
zhbeige
Vowels
atrap
ahpalm
airsquare
arstart
arrcarry (British only)
awthought
ayface
a(ng)gratin
edress
eefleece
eerdeer
errmerry
ikit
ighpride
irrmirror
olot (British only)
ohgoat
oogoose
oorcure
orforce
orrsorry (British only)
owmouth
oyvoice
o(ng)salon
ustrut
uhletter
urnurse
urrhurry
uufoot
Originally published as part of the entry for zoo-, comb. form