ECCENTRIC a. 2 definitions
s; deviating from an appointed sphere or way; departing from the usual course; irregular; anomalous; odd; as, eccentric conduct. "This brave and eccentric young man." Macaulay. He shines eccentric, like a comet's blaze. Savage. Eccentric anomaly. (Astron.) See Anomaly. -- Eccentric chuck (Mach.), a lathe chuck so cons…
INSTRUMENTAL a.
ablative. In Old English it was a separate case, but has disappeared, leaving only a few anomalous forms. Instrumental errors, those errors in instrumental measurements, etc., which arise, exclusively from want of mathematical accuracy in an instrument.