[fee-buh l] /ˈfi bəl/
adjective, feebler, feeblest.
physically weak, as from age or sickness; frail.
weak intellectually or morally:
a feeble mind.
lacking in volume, loudness, brightness, distinctness, etc.:
a feeble voice; feeble light.
lacking in force, strength, or effectiveness:
feeble resistance; feeble arguments.
lacking in physical or mental strength; frail; weak
inadequate; unconvincing: feeble excuses
easily influenced or indecisive
late 13c., from feeble + -ly (2).
late 12c., from Old French feble (12c., Modern French faible) “weak, feeble,” from Latin flebilis “lamentable,” literally “that is to be wept over,” from flere “weep, cry, shed tears, lament,” from PIE *bhle- “to howl” (cf. bleat). The first -l- was dropped in Old French by dissimilation. The noun meaning “feeble person” is recorded from mid-14c.
[feed] /fid/ verb (used with object), fed, feeding. 1. to give food to; supply with nourishment: to feed a child. 2. to yield or serve as food for: This land has fed 10 generations. 3. to provide as food. 4. to furnish for consumption. 5. to satisfy; minister to; gratify: Poetry feeds the imagination. 6. […]
[feed-bak] /ˈfidˌbæk/ noun 1. Electronics. 2. the furnishing of data concerning the operation or output of a machine to an automatic control device or to the machine itself, so that subsequent or ongoing operations of the machine can be altered or corrected. 3. a reaction or response to a particular process or activity: He got […]
- Feedback control
electronics A control system which monitors its effect on the system it is controlling and modifies its output accordingly. For example, a thermostat has two inputs: the desired temperature and the current temperature (the latter is the feedback). The output of the thermostat changes so as to try to equalise the two inputs. Computer disk […]
- Feedback inhibition
feedback inhibition n. An inhibition of activity due to the production of an end product of the action. Also called feedback mechanism.