echelin X

Welsh

Alternative forms

  • echelin x

Etymology

echelin (“axis”) + X.

Noun

echelin X f

  1. (mathematics) x-axis

Further reading

  • Delyth Prys, J.P.M. Jones, Owain Davies, Gruffudd Prys (2006) Y Termiadur: termau wedi'u safoni; standardised terminology‎[1] (in Welsh), Cardiff: Awdurdod cymwysterau, cwricwlwm ac asesu Cymru (Qualifications curriculum & assessment authority for Wales), →ISBN
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