spatula

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

• noun A small implement having a broad, flat, flexible blade that is used to mix, spread, or lift material.
• noun Chiefly British A tongue depressor.

from The Century Dictionary.

• noun A broad flat blade or strip of metal or wood, with unsharpened edges and a commonly rounded outer end (which may be spoon-shaped), and a handle: used for spreading, smoothing, scraping up, or stirring substances, comminuting powders, etc.
• noun A genus of Anatinæ, having the bill much longer than the head or tarsus, twice as wide at the end as at the base, there broadly rounded and spoon-shaped, with narrow prominent nail and numerous protrusive lamellæ; the shoveler-ducks or souchets.

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

• noun An implement shaped like a knife, flat, thin, and somewhat flexible, used for spreading paints, fine plasters, drugs in compounding prescriptions, etc. Cf. Palette knife, under palette.

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

• noun A kitchen utensil consisting of a flat surface attached to a long handle, used for turning, lifting, or stirring food.
• noun dated A palette knife.
• noun chemistry A thin hand tool, often made of nickel, for handling chemicals or other materials, when weighing, etc.

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

• noun a turner with a narrow flexible blade
• noun a hand tool with a thin flexible blade used to mix or spread soft substances