Index of English words, starting with "ar"

(1) - Arachnid (n.) An arachnidan.

(1) - Arachnida (n. pl.) One of the classes of Arthropoda. See Illustration in Appendix.

(1) - Arachnidan (n.) One of the Arachnida.

(1) - Arachnoid (n.) One of the Arachnoidea.
(2) - Arachnoid (n.) The arachnoid membrane.
(3) - Arachnoid (a.) Covered with, or composed of, soft, loose hairs or fibers, so as to resemble a cobweb; cobwebby.
(4) - Arachnoid (a.) Pertaining to a thin membrane of the brain and spinal cord, between the dura mater and pia mater.
(5) - Arachnoid (a.) Resembling a spider's web; cobweblike.