15-letter words containing a, n, e, x
- superexcitation — the act of exciting.
- syntax language — a metalanguage used to refer to the grammatical or other formal features of an object language.
- tax expenditure — any reduction in government revenue through preferential tax treatment, as deductions or credits.
- telamonian ajax — Ajax (def 1).
- transverse axis — the axis of a hyperbola that passes through the two foci.
- unexceptionable — not offering any basis for exception or objection; beyond criticism: an unexceptionable record of achievement.
- unextraordinary — beyond what is usual, ordinary, regular, or established: extraordinary costs.
- uranium dioxide — a black, crystalline compound, UO 2 , insoluble in water, used in nuclear fuel rods, in ceramics, and pigments.
- vine phylloxera — a homopterous insect, Phylloxera vitifolia, typically feeding on vine juices
- wage indexation — the linking of wages to an index representing the cost of living, so that they are automatically adjusted up or down as that rises or falls
- xenotransplants — Plural form of xenotransplant.