filament

As a noun filament

is a fine thread or wire.

As a proper noun punch is

(british) a glove puppet who is the main character used in a punch and judy show.

As a noun filament

is a fine thread or wire.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between polyester and filament

is that polyester is any polymer whose monomers are linked together by ester bonds while filament is a fine thread or wire.

As an adjective polyester

is of, or consisting of polyesters.

As nouns the difference between filament and flagella

is that filament is a fine thread or wire while flagella is .

As nouns the difference between filament and cilium

is that filament is a fine thread or wire while cilium is (cytology) a hairlike organelle projecting from a eukaryotic cell (such as a unicellular organism or one cell of a multicelled organism) these structures serve either for locomotion by moving or as sensors.

As nouns the difference between filament and null

is that filament is a fine thread or wire while null is zero, nil; the cardinal number before einn.

As nouns the difference between filament and heterocyst

is that filament is a fine thread or wire while heterocyst is a specialized nitrogen-fixing cell formed by some filamentous cyanobacteria.

As nouns the difference between filament and warp

is that filament is a fine thread or wire while warp is (obsolete) a throw; a cast.

As a verb warp is

(transitive|obsolete|outside|dialects) to throw; cast; toss; hurl; fling.

As nouns the difference between filament and hyphae

is that filament is a fine thread or wire while hyphae is .

In botany terms the difference between filament and ovary

is that filament is the stalk of a stamen in a flower, supporting the anther while ovary is the lower part of a pistil or carpel that bears ovules and ripens into fruit.

As nouns the difference between filament and ovary

is that filament is a fine thread or wire while ovary is a female reproductive organ, often paired, that produces ova and in mammals secretes the hormones estrogen and progesterone.