adventitious(redirected from adventitious movements)
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adventitiousadjective accidental, acquired, casual, circumstantial, external, extraneous, extrinsic, extroverted, foreign, fortuitous, incidental, outward, outward-looking, random, subordinate, subsidiary, transcendent, unwitting
See also: fortuitous, haphazard, unintentional, unwitting
ADVENTITIOUS, adventitius. From advenio; what comes incidentally; us adventitia bona, goods that, fall to a man otherwise than by inheritance; or adventitia dos, a dowry or portion given by some other friend beside the parent.