leadless - Definitions from Dictionary.com

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lead2

–noun

1.	Chemistry. a heavy, comparatively soft, malleable, bluish-gray metal, sometimes found in its natural state but usually combined as a sulfide, esp. in galena. Symbol: Pb; atomic weight: 207.19; atomic number: 82; specific gravity: 11.34 at 20°C.

2.	something made of this metal or of one of its alloys.

3.	a plummet or mass of lead suspended by a line, as for taking soundings.

4.	bullets collectively; shot.

5.	black lead or graphite.

6.	a small stick of graphite, as used in pencils.

7.	Also, leading. Printing. a thin strip of type metal or brass less than type-high, used for increasing the space between lines of type.

8.	a grooved bar of lead or came in which sections of glass are set, as in stained-glass windows.

9.	leads, British. a roof, esp. one that is shallow or flat, covered with lead.

10.	white lead.

–verb (used with object)

11.	to cover, line, weight, treat, or impregnate with lead or one of its compounds.

12.	Printing. to insert leads between the lines of.

13.	to fix (window glass) in position with leads.

–adjective

14.	made of or containing lead: a lead pipe; a lead compound.

—Idioms

15.	get the lead out, Slang. to move or work faster; hurry up.

16.	heave the lead, Nautical. to take a sounding with a lead.

17.	go over like a lead balloon, Slang. to fail to arouse interest, enthusiasm, or support.

[Origin: bef. 900; ME lede, OE léad; c. D lood, OFris lād lead, G Lot plummet

]

—Related forms

leadless, adjective

—Synonyms 3. weight, plumb.

Encyclopædia Britannica, Inc.
leadless

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leadless
adjective
not treated with lead; "unleaded gasoline" [syn: unleaded] [ant: leaded]

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