Definify.com
Webster 1913 Edition
Erratic
1.
Having no certain course; roving about without a fixed destination; wandering; moving; – hence, applied to the planets as distinguished from the fixed stars.
The earth and each
erratic
world. Blackmore.
2.
Deviating from a wise of the common course in opinion or conduct; eccentric; strange; queer;
as,
. erratic
conduct3.
Irregular; changeable.
“Erratic fever.” Harvey.
Erratic blocks
,
gravel, etc.
(Geol.)
, masses of stone which have been transported from their original resting places by the agency of water, ice, or other causes.
– Erratic phenomena
, the phenomena which relate to transported materials on the earth’s surface.
Er-rat′ic
,Noun.
1.
One who deviates from common and accepted opinions; one who is eccentric or preserve in his intellectual character.
2.
A rogue.
[Obs.]
Cockeram.
3.
(Geol.)
Any stone or material that has been borne away from its original site by natural agencies; esp., a large block or fragment of rock; a bowlder.
☞ In the plural the term is applied especially to the loose gravel and stones on the earth's surface, including what is called drift.
Webster 1828 Edition
Erratic
ERRAT'IC
,Adj.
1.
Moving; not fixed or stationary; applied to the planets, as distinguished from the fixed stars.2.
Irregular; mutable.