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Located opposite to or away from the mouth.

ab·o′ral·ly adv.


(Zoology) zoology away from or opposite the mouth


(æbˈɔr əl, -ˈoʊr-)

opposite to or away from the mouth.
ab•o′ral•ly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.aboral - opposite to or away from the mouthaboral - opposite to or away from the mouth; "the aboral surface of a starfish"
anatomy, general anatomy - the branch of morphology that deals with the structure of animals
oral - of or involving the mouth or mouth region or the surface on which the mouth is located; "the oral cavity"; "the oral mucous membrane"; "the oral surface of a starfish"
References in periodicals archive ?
The oral and aboral filament surfaces are rounded, and the filaments are widest and most strongly curved at their junction with the base.
Intestinal microflora stimulates myoelectric activity of rat small intestine by promoting cyclic initiation and aboral propagation of migrating myoelectric complex.
For each individual, a quarter section of the dry test was analyzed, with oral and aboral plates and spines removed from a lateral quadrant (not including the peristomial membrane).
The maximum width is at the sharp aboral margin, carina is reticulated or laciniated.
Equus conversidens locality (1979) Aboral height of vertical ramus 182 -- Oral height of vertical ramus 217 -- Middle height of vertical ramus 189 -- Height of mandible behind m3 106 -- Length of gonion caudale-aboral border of alveolus of m3 112 -- Length of m3 25.
This toxin propels motility more in aboral direction [11] and hence frequency of stools in 24 hours was higher in rotavirus group of children (8) compared to non-rotavirus group (5).
A weak fluorescent signal is detected at the aboral end of the cell body localizing to the ciliary wreath.