Resembling or of the nature of a shadow. Unsubstantial, impalpable; transitory, fleeting; unreal, imaginary.

That is a phantom; merely apparent, illusory, imaginary. Also: false, fake; devised to imitate or deceive.

transferred and figurative. Unsubstantial, fleeting; figurative, mystical.

Having the qualities of a dream or a dreamer; (in early use) mistaken, illusory; (later chiefly) given to or characterized by reverie; (also)…

Without material substance; phantom-like.

Characteristic of, or of the nature of, a dream. In early use: illusory, false; insubstantial. Later chiefly: vague, indistinct, unreal, hazy; (of…

Reduced to a shadow; shadowy, unreal.

Imaginary, illusory, intangible; not real.

Relating to or of the nature of a phantasm; phantasmal, incorporeal, illusory.

Resembling or reminiscent of a dream; having the unreal qualities of a dream; insubstantial, vague, ethereal; surreal, strange. Also: ideal or…

Shadowy, unreal; faint.

= phantasmatic, adj.

Of a shadowy nature; unsubstantial; unreal. Now rare or Obsolete. (Common in 17th cent.)

Vain, empty, foolish; worthless. rare.

Of the nature of a phantom; phantom-like.

Seen only in a vision; unreal, non-existent, phantom, spectral.

Having the ethereal or magical qualities associated with faeries, or with the realm or world in which they are supposed to live; enchanted…

= filmy, adj. (in various senses).

Of the nature of a phantasm; spectral, ghostly; having no material existence, unreal, imaginary.

Having the character of a spectre or phantom; ghostly, unsubstantial, unreal.

Of the nature of moonshine; fanciful, unreal, insubstantial. Cf. moonshine, n. 2a.

Phantom-like; unreal.

poetic. Of, relating to, or resembling a parhelion.

Of or relating to a phantom; phantom-like, unreal.

Beyond the moon. Existing or situated beyond the (supposed) sphere of the moon; figurative heavenly or otherworldly in nature or origin…

In extended and figurative use. Synthetic; lifeless, unreal.