DICT.TW Dictionary Taiwan
latent heat 名詞
潛熱
La·tent a.
1. Not visible or apparent; hidden; concealed; secret; dormant; as, latent springs of action.
The evils latent in the most promising contrivances are provided for as they arise. --Burke.
Latent buds Bot., buds which remain undeveloped or dormant for a long time, but may eventually grow. Latent heat Physics, that quantity of heat which disappears or becomes concealed in a body while producing some change in it other than rise of temperature, as fusion, evaporation, or expansion, the quantity being constant for each particular body and for each species of change; the amount of heat required to produce a change of phase.
Latent period. (a) Med. The regular time in which a disease is supposed to be existing without manifesting itself. (b) Physiol. One of the phases in a simple muscular contraction, in which invisible preparatory changes are taking place in the nerve and muscle. (c) Biol. One of those periods or resting stages in the development of the ovum, in which development is arrested prior to renewed activity.
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latent heat
n : heat absorbed or radiated during a change of phase at a
constant temperature and pressure [syn: heat of
transformation]