
Amphids (Greek: amphi, around, double) are innervated invaginations of cuticle in nematodes. They are usually found in the anterior (head) region of the animal, at the base of the lips. Amphids are the principal chemosensory organs of nematodes. Each amphid is made up of 12 sensory neurons with ciliated dendrites. ...
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• (n.) A salt of the class formed by the combination of an acid and a base, or by the union of two oxides, two sulphides, selenides, or tellurides, as distinguished from a haloid compound.
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http://thinkexist.com/dictionary/meaning/amphid/
Am'phid noun [ Greek
'a`mfw both: confer French
amphide .]
(Chemistry) A salt of the class formed by the combination of an acid and a base, or by the union of two oxides, two sulphides, selenides, or tellurides, as distinguished from a
haloid compound. [ R.]
Berzelius...Found on
http://www.encyclo.co.uk/webster/A/73

Type: Term Pronunciation: am′fid Definitions: 1. In the nervous system of nematodes, a pair of laterally placed minute receptor organs in the cephalic or cervical region.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=2974

amphid 1. One of a pair of circular pits or tubes situated laterally at the anterior end of aquatic nematode worms, thought to be sense organs. 2. A salt of the class formed by the combination of an acid and a base, or by the union of two oxides, two sulphides, selenides, or tellurides, as distinguished from a haloid compound.
Found on
http://www.wordinfo.info/words/index/info/view_unit/110/3
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