Any molecule, cell, or tissue of an organism's own (belonging to the self), as opposed to a foreign (nonself) molecule, cell, or tissue (for example, infective, allogenic, or xenogenic).
Verb
To fertilise by the same individual; to self-fertilise or self-pollinate.
Of or relating to any molecule, cell, or tissue of an organism's own (belonging to the self), as opposed to a foreign (nonself) molecule, cell, or tissue (for example, infective, allogenic, or xenogenic).
From Middle English self, silf, sulf, from Old English self, seolf, sylf, from Proto-Germanic *selbaz. Cognates include Gothic 𐍃𐌹𐌻𐌱𐌰, German selbst and Dutch zelf.
Modern English dictionary
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