Lower the weight under control — don't let it drop — to full elbow extension. (bodybuilding-wizard.com)
Although there are many variants, they all contain an intense elbow extension. (fitnessandpower.com)
Upper body pressing exercises typically include elbow extension in addition to horizontal flexion — i.e. bench pressing — or shoulder flexion — i.e. shoulder pressing. (strengthandconditioningresearch.com)