air passage provided by a retractable device containing intake and exhaust pipes; permits a submarine to stay submerged for extended periods of time
breathing device consisting of a bent tube fitting into a swimmer's mouth and extending above the surface; allows swimmer to breathe while face down in the water
a summons that commands the appearance of a party at a proceeding
an official award (as for bravery or service) usually given as formal public statement
a short note recognizing a source of information or of a quoted passage; "the student's essay failed to list several important citations"; "the acknowledgments are usually printed at the front of a book"; "the article includes mention of similar clinical cases"
(law) the act of citing (as of spoken words or written passages or legal precedents etc.)
property of a personal character that is portable but not used in business; "she left some of her personal effects in the house"; "I watched over their effects until they returned"