The phrase "understandable reaction" means that someone's response or behavior is easy to comprehend or make sense of based on the situation they are in. Full definition
This is a totally understandable reaction and it is the reason why Sleep Train My Baby provides an initial Skype consult of up to three hours prior to any in - home sleep training. (sleeptrainmybaby.com)
This perhaps understandable reaction fails, however, to make the most of an opportunity for couples to take... (relationships-scotland.org.uk)
This perhaps understandable reaction fails, however, to make the most of an opportunity for couples to take a little time to remember that relationships are important, especially the relationship with their partner, girlfriend, boyfriend, husband or wife. (relationships-scotland.org.uk)