(grammar) A feature of the verb which denotes viewing the event the verb describes as a completed whole, rather than from within the event as it unfolds. For example, "she sat down" as opposed to "she was sitting down". Since the focus is on the completion of what is expressed by the verb, this aspect is generally associated with the past and future tenses. This term is often used interchangeably with aorist aspect. This is not to be confused with the perfect tense.

In Mahayana Buddhism, the six virtues which the bodhisattva must practice in their avowed pursuit of bringing all beings to enlightenment through bodhicitta; they are dana (munificence), sila (ethicality), ksanti (patience), virya (determination), dhyana (meditation), and prajna (wisdom).

(baseball) A game in which every batter on one team is retired without reaching base. / (bowling) A game in which the highest score possible is achieved, entailing a strike in every frame.

(music, uncountable) The ability to identify a note by name on hearing it, or to re-create a specified note from memory, without the benefit of an externally provided reference pitch.

Exactly correct, correct in every letter.

A tense which describes actions that occurred before another action or event in the past; the pluperfect or the past anterior tense.

plural of perfect tense

In Latin, the three perfect tenses: perfect, future perfect, and pluperfect or past perfect, as contrasted with the present system: present, future, and imperfect. A verb in the perfect system indicates an action that has completed.

A (form of) rhyme in which the vowels and final (coda) consonants of stressed syllables (and, in modern English poetry, any following syllables to the end of the words) are identical in sound. (Contrast with half rhyme.)

(meteorology, informal) A powerful hurricane or other major weather disturbance, especially as produced by a combination of meteorological conditions.