{ } a. [ Cf. F. lithologique. ] 1. (Geol.) Of or pertaining to the character of a rock, as derived from the nature and mode of aggregation of its mineral contents. [ 1913 Webster ]

2. Of or pertaining to lithology. [ 1913 Webster ]

adv. From a lithological point of view; as, to consider a stratum lithologically. [ 1913 Webster ]