emit

from The American Heritage® Dictionary of the English Language, 5th Edition.

• transitive verb To give or send out (matter or energy).
• transitive verb To give out as sound; utter.
• transitive verb To voice; express.
• transitive verb To issue with authority, especially to put (currency) into circulation.

from The Century Dictionary.

• To send forth; throw or give out; vent: as, fire emits heat and smoke; boiling water emits steam; the sun and stars emit light.
• To let fly; discharge; dart or shoot.
• To issue, as an order or a decree; issue for circulation, as notes or bills of credit.

from the GNU version of the Collaborative International Dictionary of English.

• transitive verb To send forth; to throw or give out; to cause to issue; to give vent to; to eject; to discharge
• transitive verb To issue forth, as an order or decree; to print and send into circulation, as notes or bills of credit.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb transitive To send out or give off.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb express audibly; utter sounds (not necessarily words)
• verb expel (gases or odors)
• verb give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.