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1. The highest level or degree attainable; the highest stage of development
   "his landscapes were deemed the acme of beauty"; "the artist's gifts are at their acme";
   - height, elevation, peak, pinnacle, summit, superlative, meridian, tiptop, top
    
2. The highest point (of something)
   "at the acme of the pyramid";
   - vertex, peak, apex

Derived forms: acmes

Type of: degree, extreme, extreme point, extremum, level, phase, phasis, point, stage

Encyclopedia: Acme, Red River & Northern Railway