Adisc see Aband

adiscota n. [Gr. a, without; diskos, circular plate] (ARTHRO: Insecta) Adult development without forming imaginal discs. see discota.

aditus n.; pl. aditus, adituses [L. aditus, entrance] Anatomical passage or opening to a part or structure.

adiverticulate a. [Gr. a, without; L. divertere, to turn away] Without diverticula.

adjustor n. [L. ad, near; justus, just] 1. Any central nervous organ of an animal that links receptors with effectors. 2. (BRACHIO) The muscle linking stalk and valve.

adjustor neuron A neuron that is neither sensory nor motor, but which correlates the activities of both.

admedial, admedian a. [L. ad, near; medial, middle] 1. Near the median plane. 2. (moll) The lateral teeth of a radula between central and marginal.

adminiculum n.; pl. -ula [L. adminiculum, support] 1. A support or prop. 2. (ARTHRO: Insecta) a. Minute hairs, spines or teeth on the dorsal abdominal surface of certain pupae that aid in locomotion. b. Elevated or indented lines on some larvae.

adnate a. [L. ad, near; natus, born] Pertaining to being united or fused to another organ or structure, normally of unlike parts.

adneural a. [L. ad, near; Gr. neuron, nerve] 1. Adjacent to a nerve. 2. (POGON) Term used instead of dorsal. see anti-neural, subneural.

adnotale a. [L. ad, near; Gr. notos, back] (ARTHRO: Insecta) In Lepidoptera, having fused median and postmedian notal processes; median notal process.

adolescaria n.; pl. -iae [L. adolescens, young; Gr. kerkos, tail] (PLATY: Trematoda) Cercaria or metacercaria stage. see marita, parthenita.

adoption society A group of one or more organisms living together, free to dissociate, and to neither does the continued association bring any apparent advantage.

adoption substance (ARTHRO: Insecta) Any secretion put forth by a social parasite that induces the potential host to accept it as a member of their colony.

adoral a. [L. ad, near; os, mouth] Near or toward the mouth.

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