fortieth
part of speech
ordinal number, adjective (fortieth); noun (a fortieth, fortieths)
meaning for a pupil
1) Coming as number 40 in a row or order. tree →
2) (maths) One of forty equal parts of something, written 1/40. tree →
sense in the lessons
In maths it is the ordinal of 40 and a fraction: one fortieth = 1/40 = 0.025. In family life it is used for birthdays and anniversaries: «Mum's fortieth». Phrases: fortieth birthday, fortieth anniversary, one fortieth.
examples
- We had a surprise party for Mum's fortieth birthday. tree →
- He finished fortieth in the cross-country race. tree →
- One fortieth of 80 is 2. tree →
- Our town is having its fortieth summer fair. tree →
- The fortieth day after Easter is when Christians remember Jesus going up to heaven. tree →
- Four fortieths equal one tenth. tree →
note
Short form: 40th. Spelling trap: forty and fortieth have NO u (not «fourty»). Three syllables: FOR-tee-eth. As a fraction 1/40: divide by 40.
In the corpora
Trees and pragmatics
Every meaning and example of «fortieth» parsed by Mova, each sentence with its dependency tree and frames.