- the leaf of a plant, esp. of grass
- the flat, expanded part of a leaf; lamina
- a broad, flat section or surface, as of an oar, propeller arm, or rotary vane
- the propeller arm or rotary vane itself
- a flat bone: the shoulder blade
- the cutting part of a tool, instrument, or weapon
- the metal runner of an ice skate
- a sword
- a swordsman
- Old-fashioned a dashing young manusually in the phrase gay blade
- Phonet. the flat part of the tongue, behind the tip
Origin: ME blad < OE blæd, a leaf < IE *bhlē-, var. of base *bhel-, to swell, sprout: see bloom
- bladed adjective
Used by arrangement with John Wiley & Sons, Inc.
- The flat cutting part of a sharpened weapon or tool.
- a. A sword.b. A swordsman.
- Archaeology A slender, sharp-edged flake that is at least twice as long as it is wide.
- A dashing youth.
- a. A flat thin part or section, especially one that makes contact to perform a desired action: the blade of an oar; the blade of a hockey stick.b. An arm of a rotating mechanism: the blade of a propeller; the blade of food processor.c. A long, thin, often curved piece, as of metal or rubber, used for plowing, clearing, or wiping.
- The metal runner of an ice skate.
- A wide flat bone or bony part.
- The flat upper surface of the tongue just behind the tip.
- Botany a. The expanded part of a leaf or petal.b. The leaf of grasses or similar plants.
Origin: Middle English, from Old English blǽd; see bhel-3 in Indo-European roots.
- bladˈed adjective
blade - Computer Definition
One component in a system that is designed to accept some number of components (blades). Blades can be individual servers or clients that plug into a single cabinet or individual port cards that add connectivity to a switch. A blade is typically a hot swappable hardware device, but a software architecture could use the blade terminology as well. See blade server and blade PC.
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blade - Science Definition
- a. The expanded part of a leaf or petal. Also called lamina. See more at leaf.b. The leaf of grasses and similar plants.
- A stone tool consisting of a slender, sharp-edged, unserrated flake that is at least twice as long as it is wide. Blade tools were developed late in the stone tool tradition, after core and flake tools, and were probably used especially as knives.
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