Dictionary
gill slit
noun
Definition of GILL SLIT
1
: any of the openings or clefts between the gill arches in vertebrates that breathe by gills through which water taken in at the mouth passes to the exterior and so bathes the gills
2
: any of the rudimentary grooves in the neck region of the embryos of air-breathing vertebrates that correspond to the gill slits
3
: the external opening to the cavity containing the gills when a protective covering of the gills is present
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First Known Use of GILL SLIT
1854
Rhymes with GILL SLIT
a bit, acquit, admit, armpit, backfit, base hit, befit, bowsprit, bushtit, catch it, cesspit, close-knit, cockpit, commit, cool it, culprit, cut it, demit, dimwit, dog it, do it, emit, firelit, fleapit, gaslit, get it, godwit, hack it, half-wit, hard-hit, henbit, house-sit, legit, lit crit, make it, mess kit, misfit, mishit, moonlit, mosh pit, nitwit, no-hit, obit, omit, outfit, outwit, owe it, peewit, permit, pinch-hit, Prakrit, press kit, pulpit, refit, remit, rough it, sandpit, Sanskrit, scratch hit, snakebit, snake pit, starlit, stock split, submit, sunlit, switch-hit, tar pit, tidbit, tight-knit, tomtit, to wit, transmit, turnspit, twilit, two-bit, unfit, unknit, warp knit, watch it, weft knit, well-knit
Medical Dictionary
gill slit
noun
Medical Definition of GILL SLIT
: one of the openings or clefts between the gill arches in vertebrates that breathe by gills through which water taken in at the mouth passes to the exterior and bathes the gills; also : branchial cleft
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