1. mental object the sum or range of what has been perceived, discovered, or learned
  2. mental block an inability to remember or think of something you normally can do; often caused by emotional tension
  3. mental ability the power to learn or retain knowledge
  4. natural object an object occurring naturally; not made by man
  5. Manhattan Project code name for the secret United States project set up in 1942 to develop atomic bombs for use in World War II
  6. mental rejection doubt about the truth of something
  7. mental test any standardized procedure for measuring sensitivity or memory or intelligence or aptitude or personality etc
  8. mental picture a clear and telling mental image
  9. objective the goal intended to be attained
  10. mental capacity mental ability
  11. Mount Elbert the highest peak in the Rocky Mountains in central Colorado
  12. mental age the level of intellectual development as measured by an intelligence test
  13. introject incorporate into one's personality unconsciously
  14. mental case a person suffering from neurosis
  15. mental note special attention with intent to remember
  16. retained object an object in a passive construction
  17. Min dialect any of the forms of Chinese spoken in Fukien province
  18. Mandelbrot French mathematician noted for inventing fractals
  19. physical object a tangible and visible entity
  20. art object a work of art of some artistic value