dependants household and care of his children, and includes(a)a child legally adopted or in the process of being legally adopted by the pensioner and maintained by him,(b)a stepchild of the pensioner maintained by him,(c)an illegitimate child of the pensioner acknowledged or maintained by him, and where the pensioner is a woman, having been born during service or within nine months thereafter and being maintained by her, and an illegitimate child of the pensioner’s wife maintained by him, and(d)a woman who, although not legally married to the pensioner, was living with him at the time of his enlistment and on whose account dependants’ allowance was being paid by the Department of National Defence; (personne à charge)