mastoid bone

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  • mastoid bone — noun process of the temporal bone behind the ear at the base of the skull • Syn: ↑mastoid, ↑mastoid process, ↑mastoidal • Derivationally related forms: ↑mastoid (for: ↑mastoid) …   Useful english dictionary

  • mastoid bone — processus mastoideus ossis temporalis …   Medical dictionary

  • Mastoid — The rounded protrusion of bone just behind the ear once thought to look like the breast. The word comes from the Greek mastos meaning breast + oid= breast like. * * * 1. Resembling a mamma; breast shaped. 2. Relating to the m. process, antrum,… …   Medical dictionary

  • mastoid process — noun process of the temporal bone behind the ear at the base of the skull • Syn: ↑mastoid, ↑mastoid bone, ↑mastoidal • Derivationally related forms: ↑mastoid (for: ↑mastoid) • …   Useful english dictionary

  • mastoid process — a large, bony prominence on the base of the skull behind the ear, containing air spaces that connect with the middle ear cavity. Also called mastoid, mastoid bone. See diag. under skull. [1725 35] * * * ▪ anatomy       the smooth pyramidal or… …   Universalium

  • mastoid — I. adjective Etymology: New Latin mastoides resembling a nipple, mastoid, from Greek mastoeidēs, from mastos breast Date: 1732 1. being the process of the temporal bone behind the ear; also being any of several bony elements that occupy a similar …   New Collegiate Dictionary

  • mastoid process — noun The conical, nipple like projection of the petrous part of the temporal bone, that is situated behind the ear in humans and many other vertebrates, and serves as a site of muscle attachment. Syn: processus mastoideus, mastoid, mastoid bone,… …   Wiktionary

  • mastoid —   a. nipple or breast like; denoting such bony outgrowth behind ear.    ♦ mastoidectomy, n. operation to remove mastoid bone.    ♦ mastoiditis, n. inflammation of mastoid cells.    ♦ mastoidotomy, n. surgical incision into mastoid …   Dictionary of difficult words

  • Mastoid part of the temporal bone — Bone: Mastoid portion of the temporal bone Side view of head, showing surface relations of bones …   Wikipedia

  • Mastoid process — Bone: Mastoid process Side view of head, showing surface relations of bones. (Mastoid process labeled near center.) …   Wikipedia

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