English Reference
verb · noun

shear

v. · n.
US /ˈʃɪɹ/ UK /ʃˈiə/ shear UK spelling sheared, shears

infinitive shear past sheared past participle shorn / sheared

  1. 01 B2 Upper Intermediate

    v.to cut the wool off a sheep or another animal.

    v.to remove the fleece from a sheep or similar animal by clipping or cutting. Transitive — requires a direct object.

    Simple

    The farmers gather the sheep once a year to shear their thick wool.

    In context

    The seasonal task of shearing the flock requires both physical stamina and a steady hand to avoid nicking the animals' skin.

  2. 02 C1 Advanced Technical Technical

    v.to break or snap because of a strong force pushing from the side.

    v.to break or become displaced due to a force that causes layers or parts to slide over each other in opposite directions.

    Simple

    The metal bolt started to shear under the heavy weight of the machine.

    In context

    Engineers discovered that the structural support had sheared off completely due to the unexpected lateral stress during the earthquake.

  3. 03 B2 Upper Intermediate

    n.a large tool like scissors used for cutting metal, thick cloth, or garden plants.

    n.a large cutting instrument resembling scissors, typically used for heavy-duty materials or gardening. Usually plural in form when referring to the tool.

    Simple

    He used a pair of garden shears to trim the tall bushes.

    In context

    The industrial workshop was equipped with heavy-duty shears capable of slicing through thick sheets of aluminium with precision.

    Pitfall
    I used a shear to cut the hedge. I used a pair of shears to cut the hedge.

    Like 'scissors', the tool is usually referred to as 'shears' or 'a pair of shears'.

  4. 04 C1 Advanced Technical Science

    n.a change in wind speed or direction over a short distance.

    n.a strain produced by pressure in the structure of a substance; specifically, a variation in wind velocity occurring along a direction at right angles to the wind's direction.

    Simple

    The pilot had to be careful because of the strong wind shear near the airport.

    In context

    The aircraft encountered severe low-level wind shear, forcing the flight crew to abort the landing and climb to a safer altitude.

The difference shows up under shear: Imagine fixing the bottom of a block and pushing its top sideways.

Phys.org· 16 Aug 2026

If you don't do that, then you have to mow them down and start over." Or consider what happens when someone who doesn't know native shrubs gets handed a pair of pruning shears.

Phys.org· 17 Aug 2026
This entry
Level C1 · Advanced
Frequency Frequent
Updated