| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
pump (pŭmp)
n.
A machine or device for raising, compressing, or transferring fluids.
A molecular mechanism for the active transport of ions or molecules across a cell membrane.
To raise or cause to flow by means of a pump.
To transport ions or molecules against a concentration gradient by the expenditure of chemically stored energy.
pump (pŭmp) Pronunciation Key
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pump definition
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pumped (up) definition
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