rudimentary

adj 1: being or involving basic facts or principles; "the

fundamental laws of the universe"; "a fundamental

incompatibility between them"; "these rudimentary

truths"; "underlying principles" [syn: {fundamental},

{underlying}]

2: being in the earliest stages of development; "rudimentary

plans"

3: (biology) not fully developed in mature animals;

"rudimentary wings" [syn: {vestigial}]