fixed jaw
(ARTHROPODA: Chelicerata)
In Acari, the distal (fixed) part of the cheliceral segment.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • jaw — jaw1 jawless, adj. /jaw/, n. 1. either of two bones, the mandible or maxilla, forming the framework of the mouth. 2. the part of the face covering these bones, the mouth, or the mouth parts collectively: My jaw is swollen. 3. jaws, anything… …   Universalium

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  • adjustable wrench — A crescent wrench or pipe wrench. A tool which has a fixed jaw and a movable jaw which is controlled by a spiral gear. It is used to install or remove bolts and nuts of various sizes. The wrench itself comes in a variety of lengths and jaw sizes …   Dictionary of automotive terms

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