irri - knoc
- isomer shift
- isometric ellipses template
- isometric map
- isomobility
- isomorphism
- isomorphism of trees
- ISONET
- isonymous marriage
- isopach map
- isopachics
- isopachous map
- Isopar RE
- isoparagogic
- isoparametric
- isoparametric finite element
- isoparametric linear bending element
- isoparametric mapping
- isoparametric transformation
- isopaustic glass
- isoperibol calorimeter
- isoperimetric problem
- isophase surface
- isophot
- isophotometer
- isopicnic
- isopicnotic chromosome
- isoplanasie
- isoplanatic patch
- isoplanicity
- isopolyoxometalate
- isopotential point
- isopotential point of the ion-selective electrode
- isopropylthiogalactaside
- isoproteins
- isopycnosis
- isorithmic channel access control
- isosceles triangular tube
- isosensitivity curve
- isosmotic transport
- isospeed
