Hypertext Webster Gateway: "superjacent"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Superjacent \Su`per*ja"cent\, a. [L. superjacens, p. pr. of
superjacere; super above + jacere to lie.]
Situated immediately above; as, superjacent rocks.
From WordNet (r) 1.7 (wn)
superjacent
adj : lying immediately above or on something else [ant: {subjacent}]
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