When to seek medical advice. 1  You experience bleeding or severe pain after an injury. 2  Bone or tendons are exposed. 3  The knee is visibly out of place. 4  There's sudden swelling or redness.  You can't bend your knee or put weight on it.
subject definition, subject meaning | English dictionary. subject. a the predominant theme or topic, as of a book, discussion, etc. 4 a person or thing that undergoes experiment, analysis, treatment, etc. 5 a person who lives under the rule of a monarch, government, etc.
Dictionary entry overview: What does ELA mean? â¢ ELA (noun) The noun ELA has 1 sense: 1. an extreme leftist terrorist group formed in Greece in 1971 to oppose the military junta that ruled Greece from 1967 to 1974; a revolutionary group opposed to capitalism and imperialism and the United States Familiarity information: ELA used as a noun is very rare.