LAUGHING a.
pean white-fronted goose. -- Laughing gull. (Zoöl.) (a) A common European gull (Xema ridibundus); -- called also pewit, black cap, red-legged gull, and sea crow. (b) An American gull (Larus atricilla). In summer the head is nearly black, the back slate color, and the five outer primaries black. -- Laughing hyena (Zoö…
LEAF n.
arm, which can be raised or folded down. -- Leaf trace (Bot.), one or more fibrovascular bundles, which may be traced down an endogenous stem from the base of a leaf. -- Leaf tier (Zoöl.), a tortricid moth whose larva makes a nest by fastening the edges of a leaf together with silk; esp., Teras cinderella, found on t…
MAGNESIUM n.
ny, or in photography where a strong actinic illuminant is required. Its compounds occur abundantly, as in dolomite, talc, meerschaum, etc. Symbol Mg. Atomic weight, 24.4. Specific gravity, 1.75. Magnesium sulphate. (Chem.) Same as Epsom salts.