EAR-TRUMPET
\ˈi͡ətɹˈʌmpɪt], \ˈiətɹˈʌmpɪt], \ˈiə_t_ɹ_ˈʌ_m_p_ɪ_t]\
Sort: Oldest first
-
(F.) Cornet acoustique. An instrument for collecting sound and increasing its intensity, used by those who are hard of hearing. It is, commonly, a kind of cone, formed of silver, tin, or elastic gum, the base of which is turned towards the person who is speaking, and the apex placed in the entrance of the meatus auditorius externus.
By Robley Dunglison
-
Instrument devised to aid the hearing.
By Willam Alexander Newman Dorland
Word of the day
Proto Oncogene Proteins c erbB 2
- cell surface protein-tyrosine kinase that is found to be overexpressed in significant number adenocarcinomas. It has extensive homology can heterodimerize EGF EPIDERMAL GROWTH FACTOR), 3 receptor (RECEPTOR, 3) and the 4 receptor. Activation of erbB-2 receptor occurs during heterodimer formation with a ligand-bound erbB family members. EC 2.7.11.-.