Synonyms:
fundamental, rudimentary, underlying
Meaning: being or involving basic facts or principles; "the fundamental laws of the universe"; "a fundamental incomatibility between them"; "these rudimentary truths"; "underlying principles"
Synonyms:
rudimentary
Meaning: being in the earliest stages of development; "rudimentary plans"
Usage examples
With a few threads and some small leaves joined together, the Crab Spider builds, above her lofty nest, a rudimentary watch-tower where she stays permanently, greatly emaciated, flattened into a sort of wrinkled shell through the emptying of her ovaries and the total absence of food.
They had succeeded in producing, by synthesis, what appeared to be living tissues, and even animals of moderately complex structure and rudimentary brains, but they could not give these creatures the full complement of life's characteristics, nor raise the brains to more than mechanical control of muscular tissues.
Since that time I have practically lived among newts, jotting down observations, making lantern-slides, watching them in their work and in their play (and you may rest assured that the little rogues have their play--as who does not?) until, from much lying in a research posture on my stomach, over the inclosure in which they were confined, I found myself developing what I feared might be rudimentary creepers.