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The Collaborative International Dictionary
Sideration

Sideration \Sid`er*a"tion\, n. [L. sideratio.] The state of being siderated, or planet-struck; esp., blast in plants; also, a sudden and apparently causeless stroke of disease, as in apoplexy or paralysis. [Obs.]
--Ray.

Wiktionary
sideration

n. (context obsolete English) The state of being siderated, or planet-struck; especially, blast in plants; also, a sudden and apparently causeless stroke of disease, as in apoplexy or paralysis.