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Noun ticker has 3 senses
- heart, pump, ticker - the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions pump blood through the body; "he stood still, his heart thumping wildly"
--1 is a kind of internal organ, viscus
--1 is a part of circulatory system, cardiovascular system
--1 has parts:
--1 has particulars: athlete's heart; biauriculate heart
- watch, ticker - a small portable timepiece
--2 is a kind of timepiece, timekeeper
--2 has parts:
--2 has particulars:
- ticker, stock ticker - character printer that automatically prints stock quotations on tickertape
--3 is a kind of character printer, character-at-a-time printer, serial printer
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