two-by-four
Học thuậtThân thiện
Definition
- Noun:
- A piece of lumber with a rectangular cross-section measuring approximately 1.5 inches by 3.5 inches (nominal dimensions of 2 inches by 4 inches): A standard-sized piece of wood used primarily in framing for construction.
Usage
- The term "two-by-four" is used to specify the size and type of lumber. It is a countable noun.
- It is commonly used in the context of building, carpentry, and DIY projects.
- The nominal dimensions (2" x 4") refer to the rough-sawn size, while the actual finished dimensions are slightly smaller.
Examples
- Noun:
- We need several two-by-fours to frame this wall.
- He nailed the two-by-four securely to the studs.
- The shelf is supported by a sturdy two-by-four attached to the wall.
Advanced Usage
- Used attributively (as a noun modifier): The term can function like an adjective to describe other nouns related to construction.
- He built a two-by-four frame for the new garden bed.
- We are using two-by-four construction for the shed.
Variants and Related Words
- 2x4: A common written and spoken abbreviation.
- Grab a few 2x4s from the lumberyard.
- Dimensional lumber: The general category of wood cut to standardized widths and depths, which includes two-by-fours.
- Stud: A vertical two-by-four used in wall framing.
- Plank, board: More general terms for a long, flat piece of wood.
Synonyms
- Timber (especially in the definition context)
- Beam (though a beam is often larger)
- Piece of lumber
Related Phrases
- Two-by-six (2x6): Lumber with a nominal cross-section of 2 inches by 6 inches.
- Four-by-four (4x4): Lumber with a nominal cross-section of 4 inches by 4 inches.
Notes
- The term "two-by-four" is a fixed compound noun. The numbers are always hyphenated in this adjectival form.
- In informal speech, it is often shortened to "two-by" or "2-by" when the context is clear (e.g., "I need a two-by for this").
Noun
- a timber measuring (slightly under) 2 inches by 4 inches in cross section