American Heritage Dictionary
(8)
Century Dictionary
(9)
GNU Webster's 1913
(1)
WordNet
(7)
Elsewhere on the web
Most of the protection is afforded by the thick rubber casing which effectively seals the M110 against the elements and provides shock adsorbing properties.— Mobile Gazette
Because 10K infectious sporozoites constitute a very high challenge dose, we asked whether protection could be achieved against a lower challenge dose.— PLoS ONE Alerts: New Articles

Century Dictionary (1)
Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
You can expect to see this word a few times a day.