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echidna, in zoology
(Encyclopedia) echidnaechidnaĭkĭdˈnə [key] or spiny anteater, animal of the order Monotremata, the egg-laying mammals. A short-legged, grayish brown animal, the echidna is covered with sharp quills…echo, in acoustics
(Encyclopedia) echo, reflection of a sound wave back to its source in sufficient strength and with a sufficient time lag to be separately distinguished. If a sound wave returns within 1&fslsh;10…dove, in zoology
(Encyclopedia) dove: see pigeon.Draco, in astronomy
(Encyclopedia) Draco [Lat.,=the dragon], northern constellation lying SE of Ursa Minor and N of Lyra and Hercules. It is traditionally depicted as a dragon. Draco contains the bright star Eltanin (…draft, in banking
(Encyclopedia) draft, in banking, order by one party to another party to pay a stated sum to the person or firm in whose favor the draft is made. It is similar in form to the ordinary bank check.…archangel, in religion
(Encyclopedia) archangelarchangelärkˈānjəl [key], chief angel. They are four to seven in number. Sometimes specific functions are ascribed to them. The four best known in Christian tradition are…key, in mechanics
(Encyclopedia) key, in mechanics: see lock and key.key, in music
(Encyclopedia) key. 1 In music, term used to indicate the scale from which the tonal material of a given composition is derived. To say, for example, that a composition is in the key of C major means…Arethusa, in botany
(Encyclopedia) Arethusa: see orchid.argonaut, in zoology
(Encyclopedia) argonaut, in zoology: see paper nautilus.Trending
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