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plural of A*

plural of A*

Possessive marker, indicating that an object belongs to the noun or noun phrase bearing the marker. / In the absence of a specified object, used to indicate “the house/place/establishment of”.

(sometimes proscribed) Used to form the plurals of numerals, letters, some abbreviations and some nouns, usually because the omission of an apostrophe would make the meaning unclear or ambiguous.

Contraction of is. / Contraction of has. / (proscribed, dialectal, Southern US) Contraction of was.

plural of S

plural of s

Alternative form of USSR

(geology, seismology) A transverse, shear wave, such as that produced by an earthquake. Movement is transverse to the direction of propagation and is a body wave.