Poorly formed. / (linguistics, computing) Not well-formed.

simple past tense and past participle of re-form

Formed by itself.

simple past tense and past participle of back-form

(logic) A statement that is expressed in a valid, syntactically correct, manner.

plural of well-formed formula

plural of well-formed formula

A type of shaped charge with a shallow depression instead of a deep cone on the attacking face, allowing the metal plate to be explosively formed into a high velocity projectile that can penetrate armour at stand-off distances, greater than that of the hypervelocity plasma from the deeply coned form of shaped charge munitions.

plural of explosively formed penetrator

(phonetics) A word with the same meaning as another formed by removing one or more of the syllables of the longer word, and considered a word in its own right rather than an abbreviation.