Dictionary.com
definitions
  • synonyms

Tl

Symbol, Chemistry.
  1. thallium.
Show More

TL

TL.

  1. (in Turkey) lira; liras.
Show More

T.L.

  1. Also t.l. trade-last.
  2. trade list.
Show More

T/L

  1. time loan.
Show More
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for tl

Historical Examples of tl


British Dictionary definitions for tl

Tl

the chemical symbol for
  1. thallium
Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

tl in Medicine

Tl

  1. The symbol for the elementthallium
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

tl in Science

Tl

  1. The symbol for thallium.
Show More

thallium

[thălē-əm]
Tl
  1. A soft, malleable, very poisonous metallic element that is used in photography, in making low-melting and highly refractive glass, and in treating skin infections. Atomic number 81; atomic weight 204.38; melting point 303.5°C; boiling point 1,457°C; specific gravity 11.85; valence 1, 3. See Periodic Table.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.