antenna
pronunciation
How to pronounce antenna in British English:
UK [ænˈtenə]
How to pronounce antenna in American English:
US [ænˈtenə]
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- Noun:
- an electrical device that sends or receives radio or television signals
- sensitivity similar to that of a receptor organ
- one of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste
Word Origin
- antenna (n.)
- 1640s, "feeler or horn of an insect," from Latin antenna "sail yard," the long yard that sticks up on some sails, which is of unknown origin, perhaps from PIE root *temp- "to stretch, extend." In the etymological sense, it is a loan-translation of Aristotle's Greek keraiai "horns" (of insects). Modern use in radio, etc., for "aerial wire" is from 1902. Adjectival forms are antennal (1834), antennary (1836), antennular (1858).
Example
- 1. A traditional antenna does not actually change length , however .
- 2. One big constraint onwireless electronics is the antenna .
- 3. This image depicts the eye and antenna base of a ichneumon wasp .
- 4. When covered by your hand , this antenna suffers from attenuation .
- 5. An antenna on the cow 's ear can track its location and temperature .